Anatomy Take Home Quiz 2

The opening of voltage-gated potassium channels

Depolarization of a cardiac muscle cell occurs as the result of

Medulla Oblongata

The Cardioregulatory center of the brain is located in the

Systemic

The delivery of oxygen and nutrients to the tissues of the body is accomplished through ____ circulation

Reduce friction between the pericardial membranes

The function of the pericardial fluid is to

Agglutination of erythrocytes occurs

When the antigens on erythrocytes bind with antibodies in the plasma,

Coronary sinus; right atrium

All cardiac veins empty into ____, which then empties into the ____.

Blood supply to the cardiac muscle

Angina Pectoris is chest pain caused by reduced

All of the choices are ways lymphatic capillaries differ from blood capillaries

How do lymphatic capillaries differ from blood capillaries

QRS complex results from ventricular depolarization

In a normal electrocardiogram, the

Bone marrow; blood vessels;spleen

In adults, red blood cells are made in one place, spend most of their lifespan in another, and most are finally destroyed in yet another place. Which choice lists these locations in the correct chronological order?

The two atria relax while the two ventricle contract

In the cardiac cycle

The heart rate to decrease

Increased vagal stimulation would cause

Blood pressure is the

Measure of force blood exerts against blood vessel walls